Home / 48,395.24-72,597.35-18,815.33

Finding the Fourth Proportional to 48,395.24, 72,597.35 and 18,815.33

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Solution

The fourth proportional to 48,395.24, 72,597.35 and 18,815.33 is: 28,224.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,395.24 : 72,597.35 = 18,815.33 : x
  2. Step 2: Convert to fraction form
    48,395.24/72,597.35 = 18,815.33/x
  3. Step 3: Cross multiply
    48,395.24x = 72,597.35 × 18,815.33
  4. Step 4: Simplify right side
    48,395.24x = 1,365,942,781.43
  5. Step 5: Solve for x
    x = 1,365,942,781.43/48,395.24
  6. Step 6: Final answer
    x = 28,224.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.